Exchangeable flow meter



FIG. 1 is a front elevational view of an exchangeable flow meter showing our new design, the rear elevational view being identical;

FIG. 2 is a typical side elevational view;

FIG. 3 is a top plan view;

FIG. 4 is a bottom plan view;

FIG. 5 is a front elevational view, the rear elevational view being identical;

FIG. 6 is a typical side elevational view;

FIG. 7 is a top plan view; and,

FIG. 8 is a bottom plan view thereof.

The handle element shown in FIGS. 1-4 has been removed for ease of illustration in FIGS. 5-8. 

The ornamental design for an exchangeable flow meter, as shown and described. 